gfx/layers/ipc/PTexture.ipdl

Tue, 06 Jan 2015 21:39:09 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Tue, 06 Jan 2015 21:39:09 +0100
branch
TOR_BUG_9701
changeset 8
97036ab72558
permissions
-rw-r--r--

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

     1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
     2  * vim: sw=2 ts=8 et :
     3  */
     4 /* This Source Code Form is subject to the terms of the Mozilla Public
     5  * License, v. 2.0. If a copy of the MPL was not distributed with this
     6  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     8 include LayersSurfaces;
     9 include protocol PLayerTransaction;
    10 include protocol PImageBridge;
    11 include protocol PGrallocBuffer;
    12 include "mozilla/GfxMessageUtils.h";
    14 using struct mozilla::layers::FrameMetrics from "FrameMetrics.h";
    15 using struct mozilla::layers::FenceHandle from "mozilla/layers/FenceUtils.h";
    17 namespace mozilla {
    18 namespace layers {
    20 union MaybeFenceHandle {
    21   FenceHandle;
    22   null_t;
    23 };
    25 /**
    26  * PTexture is the IPDL glue between a TextureClient and a TextureHost.
    27  */
    28 sync protocol PTexture {
    29     manager PImageBridge or PLayerTransaction;
    31 child:
    32     async __delete__();
    34     async CompositorRecycle(MaybeFenceHandle aFence);
    36 parent:
    38     async ClientRecycle();
    40     /**
    41      * Asynchronously tell the Compositor side to remove the texture.
    42      */
    43     async RemoveTexture();
    45     /**
    46      * Synchronously tell the compositor side to remove the texture.
    47      */
    48     sync RemoveTextureSync();
    49 };
    51 } // layers
    52 } // mozilla

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